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14. Ecosystem
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Q11 of 67 Page 101

What is the ultimate source of energy for the ecosystems?

Solar energy is considered to be the primary source of energy.


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9

Climax stage is achieved quickly in secondary succession as compared to primary succession. Why?

10

Among bryophytes, lichens and fern which one is a pioneer species in a xeric succession?

12

Is the common edible mushroom an autotroph or a heterotroph?

13

Why are oceans least productive?

Questions · 67
14. Ecosystem
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